Hølervatn · Lake
The current water temperature at Hølervatn is 5.9 °C (as of October 16, 2026, source: official monitoring networks).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
This measurement series includes 382 data points since August 17, 2026.
Lowest recorded value: 4.9 °C on October 12, 2026 · highest value: 15.4 °C on September 2, 2026.
In October, temperatures have ranged between 4.9 °C and 10.4 °C.
The current value is 1.4 °C below the October average of this series.
Can you swim at Hølervatn right now?
The current water temperature is 5.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Hølervatn?
Currently 5.9 °C (updated continuously).
How warm is at Hølervatn in October?
In October, the water temperature recently averaged 7.3 °C.
When is the water warmest at Hølervatn?
Across the measurement record, August is on average the warmest month (12.4 °C).